Accessories

You may find here something that you need and it has not been included in other parts of our shop.

If you can’t find item you are looking for, please don’t hesitate to ask us and we will give our best to respond as soon as possible.

BMW LSD Billet Reinforced steel cap 

Breaking of standard 168 limited slip differential cap is problem that happens more than often especially on higher HP engines.
When you are changing ramp angle to 30°/30° or 30°/60° you increase chance of cap breaking a lot.
So this reinforced steel cap is permanent solution. By installing this you will avoid cap breaking for good.
And when you wish to upgrade 188mm LSD with 4 clutch set, than this is a must have.

BMW LSD Reinforced steel cap

BMW Ring gear distance

Allows you to install 188mm Low ratio carrier unit (from 2.65-3.07) to 3.15-4.45 ratios.For instance if you wish to swap  LSD from TDS (2.65 ratio) into higher gear ratio, this is a must have. Longer bolts are included.

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BMW Ring (crown) gear distance

M14 to M12 ring gear bolts adapters

These adapters will help you to pair any carrier unit with M14 holes to any gear ratio with M12 bolts.For instance when you wish to swap 210mm 3.91 gear ratio from E32 in E46 M3 this is necessary part.

Bolts adapters

Ring (crown) gear Bolts for BMW

BMW crown gear Bolts

BMW  LSD Uprated Bolt Set

This is the set of Reinforced 12.9 M8x1 bolts for BMW 188mm Limited slip differential cap.
It is well known that OEM bolts are very weak on head and they very often collapse when you try to tighten them again.
With this reinforced bolt set you will be able to tighten them properly many times and make sure that they do not fall apart and cause additional damage to ring and pinion gears.

BMW LSD Uprated Bolt Set

BMW Differential carrier  shim set

Set includes shims from 1.00 to 2.00mm – 10 pieces

When you are swapping different gear ratio sets or LSD carriers you will need to adjust carrier preload, backlash and teeth contact. To make perfect job you will need shim kit in different dimensions. In this kit you will get 10 shims in 0.1 different thickness from 1 to 2mm. This will help you to adjust your differential perfectly and avoid any whining or any other unpleasant noises.

BMW Differential carrier shims set

BMW Differential Bearing shim set

Includes shims from 3 to 4mm thickness + 1mm shim so 3-5mm range.

When you are swapping  different  gear ratio sets or LSD carriers you will need to adjust carrier preload, backlash and teeth contact. To make perfect job you will need shim kit in thickness. In this kit you will get 10 shims in 0.1 different thickness from 2 to 3mm. This will help you to adjust your differential perfectly and avoid any whining or any other unpleasant noises. Especially when you are swapping any aftermarket LSD carrier unit.

BMW Differential Bearing shim set

BMW Differential oil seal set

Set includes:
2x side seals and
1x Pinion seal

BMW Differential oil seal set - 2x side + 1x front

BMW Differential speed sensor holder shim

BMW Differential speed sensor holder

Bmw reparation bearing and seal kit

Bmw reparation bearing and seal kit

BMW E30 Differential Rear cover secondary mount (Dual Mount)

This is secondary differential mount for BMW E30 differential cover. Conversion to dual differential mounting is excellent prevention for cracking of rear cover which is very common in high power engine swaps. Absolute must have for drifting or other racing disciplines. Very easy installation, just attach aluminum adapter to your differential cover by unbolting 2 side bolts and bolting up 2 longer from our set. Afterwards you drill 4 holes in flour to mount chassis mounting points and that’s it. All hardware is included except bushing. Aluminum parts are made on CNC machine from T4 dural. Chassis mounting points are powder coated so no rust can occur.

BMW E30 Differential Rear cover secondary mount (Dual mount)

BMW Limited slip differential bevel washers – preload shims

More than often happens that preload shims looses their spring load or be damaged due to overheating and poor oil usage, so it is always good idea to replace them when rebuilding your LSD.

This shims are 30% stronger than originals so you will increase performance of your LSD significantly. Higher preload gives better lock/traction.

They are extra hardend to 55hrc for greater longevity and better performance.

 

BMW Limited slip differential bevel washers - preload shims

BMW Limited slip differential cross axle (shaft)

It is made from forged material so it is much stronger than factory. If your is broken, no need to purchase whole unit, just replace it with this one and you are good to go.

Listing is for 1 piece. In LSD unit you have 2 of those.

Available in size

BMW Limited slip differential large spider gear

It is made from forged material so it is much stronger than factory. If yours is broken, no need to purchase whole unit, just replace it with this one and you are good to go.

Listing is for 1 piece. In LSD unit you have 2 of those.

 

Available in size

BMW Limited Slip differential Ramp Saver Shim

If you decided to rebuild/upgrade your LSD unit and realized your previous clutches made damage to flat surface of your ramps (pressure plates), it is not recommended to leave it like that. Ramp saver plate will help you to resolve problem and return your differential to original or higher performance. It can also be used to increase preload in racing applications.

Installation manual is included.

Available in size

BMW LSD Adjustable ramps (Pressure plates)

This is a pair of froged ramps (pressure plates) for BMW LSD.

They have 3 different angle positions:

30°/30°, 30°/60°, 45°/45°.

Must have for all racing applications.

Available in size

BMW Limited slip differential small spider gear

It is made from forged material so it is much stronger than factory. If yours is broken, no need to purchase whole unit, just replace it with this one and you are good to go.

Listing is for 1 piece. In LSD unit you have 4 of those.

Available in size

BMW LSD oil shim for large spider gears

Breaking of oil shim in 188mm BMW LSD is more than often problem.
From now on you can get it from us as spare part. Price is per piece.

Fits all OEM BMW 188mm Limited Slip differentials regardless gear ratio.

Please choose your shim size

E46 M3 Preload Shim – Right drive shaft free play FIX

Most of E46 M3 Visco variable LSD units has problem with free play in right shaft. That can be recognized by hearing ‘’tap’’ sound when engaging into 1st gear and leaking of oil on right side of differential.

RacingDiffs preload shim will resolve this problem without any modifications. Just replace factory shim which goes behind right side gear with RacingDiffs preload shim and you will resolve that problem.

Please choose your shim size